Bar Code Alcohol Training The MRA offers several options for Bar Code Responsible Alcohol Beverage Training and Certification. Training programs are offered by the Michigan Restaurant Association in compliance with MCL 436.1906 of the Michigan Liquor Control Code of 1998. The MRA's endorsed liquor liability carrier is CNA. Please call the MRA at (800) 968-9668 for more information on liquor liability discounts for businesses with certified staff.